Finding the Fourth Proportional to 702,576.15, 969,589.35 and 430,659.15
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Solution
The fourth proportional to 702,576.15, 969,589.35 and 430,659.15 is: 594,330.63
Step by Step Solution
- Step 1: Write the proportion equation
702,576.15 : 969,589.35 = 430,659.15 : x - Step 2: Convert to fraction form
702,576.15/969,589.35 = 430,659.15/x - Step 3: Cross multiply
702,576.15x = 969,589.35 × 430,659.15 - Step 4: Simplify right side
702,576.15x = 417,562,525,320.05 - Step 5: Solve for x
x = 417,562,525,320.05/702,576.15 - Step 6: Final answer
x = 594,330.63
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.